Cita APA (7a ed.)

Walls, F. (2009). Mathematical subjects: Children talk about their mathematical lives (1st ed. 2009.). Springer.

Cita Chicago Style (17a ed.)

Walls, Fiona. Mathematical Subjects: Children Talk About Their Mathematical Lives. 1st ed. 2009. New York: Springer, 2009.

Cita MLA (9a ed.)

Walls, Fiona. Mathematical Subjects: Children Talk About Their Mathematical Lives. 1st ed. 2009. Springer, 2009.